
Electronic Engineering MCQ Question Papers: ENTC, IT Interview Placement
Subject: Computer Networks 1
Part 1: List for questions and answers of Computer Networks
Q1. OSI stands for
a) open system interconnection
b) Operating system interface
c) Optical service implementation
d) None of the mentioned
Q2. The OSI model has ___ layers.
a) 4
b) 5
c) 6
d) 7
Q3. Tcp/ip model does not have ______ layer but OSI model have this layer.
a) Session layer
b) presentation layer
c) Application layer
d) Both (a) and (b)
Q4. Which layer links the network support layers and user support layers
a) Session layer
b) Data link layer
c) transport layer
d) Network layer
Q5. Which address is used in an internet employing the tcp/ip protocols?
a) Physical address and logical address
b) Port address
c) Specific address
d) all of the mentioned
Q6. Tcp/ip model was developed _____ the OSI model.
a) prior to
b) After
c) Simultaneous to
d) None of the mentioned
Q7. Which layer is responsible for process to process delivery?
a) Network layer
b) transport layer
c) Session layer
d) Data link layer
Q8. Which address identifies a process on a host?
a) Physical address
b) Logical address
c) port address
d) Specific address
Q9. Which layer provides the services to user?
a) application layer
b) Session layer
c) Presentation layer
d) None of the mentioned
Q10. Transmission data rate is decided by
a) Network layer
b) physical layer
c) Data link layer
d) Transport layer
Q11. The number of layers in internet protocol stacks
a) 5
b) 7
c) 6
d) None of the mentioned
Q12. The number of layers in iso OSI reference model
a) 5
b) 7
c) 6
d) None of the mentioned
Q13. This layer in an addition to OSI model
a) Application layer
b) Presentation layer
c) Session layer
d) both b and c
Q14. Application layer is implemented in
a) end system
b) nic
c) Ethernet
d) None of the mentioned
Q15. Transport layer is implemented in
a) end system
b) nic
c) Ethernet
d) None of the mentioned
Q16. The functionalities of presentation layer includes
a) Data compression
b) Data encryption
c) Data description
d) all of the mentioned
Q17. Delimiting and synchronization of data exchange is provided by
a) Application layer
b) session layer
c) Transport layer
d) Link layer
Q18. In OSI model, when data is sent from device a to device b, the 5th layer to recieve data at b is
a) Application layer
b) Transport layer
c) Link layer
d) session layer
Q19. In internet protocol stack, when data is sent from device a to device b, the 5th layer to receive data at b is
a) application layer
b) Transport layer
c) Link layer
d) Session layer
Q20 In the OSI model, as a data packet moves from the lower to the upper layers, headers are _______
a) Added
b) removed
c) Rearranged
d) None of the mentioned
Part 1: List for questions and answers of Computer Networks
Q1. Answer: a
Q2. Answer: d
Q3. Answer: b
Q4. Answer: c
Q5. Answer: d
Q6. Answer: a
Q7. Answer: b
Q8. Answer: c
Q9. Answer: a
Q10. Answer: b
Q11. Answer: a
Q12. Answer: b
Q13. Answer: b
Q14. Answer: a
Q15. Answer: a
Q16. Answer: d
Q17. Answer: b
Q18. Answer: d
Q19. Answer: a
Q20. Answer: b